Watch full A Christmas Tree online full HD. Cartoon movies A Christmas Tree online for free in HD. The setting is Christmas Eve. Young Peter and Mary are listening to their grandfather tell stories when the family's Christmas tree magically grows through the roof. Peter and Mary suddenly find themselves in a wondrous adventure to save the spirit of Christmas. Adapted from a story by Charles Dickens, A CHRISTMAS TREE is an animated favorite that the entire family will enjoy for many holidays to come.